Edge of Sanity asserted themselves as a solid death-metal outfit with their debut release Nothing But Death Remains, but their second release
Unorthodox, with tracks like "Enigma" and "When All Is Said," showed them branching out from some of the genre's conventions. Spectral
Sorrows, Until Eternity Ends, and Purgatory Afterglow continued the trend, so that by the release of 1996's Crimson they were recording full-on
progressive metal. Crimson was a 40-minute concept album consisting entirely of one track, concerning a post-apocalyptic future in which
mankind had lost the ability to breed. ...read more

Edge of Sanity asserted themselves as a solid death-metal outfit with their debut release Nothing But Death Remains, but their second release
Unorthodox, with tracks like "Enigma" and "When All Is Said," showed them branching out from some of the genre's conventions. Spectral
Sorrows, Until Eternity Ends, and Purgatory Afterglow continued the trend, so that by the release of 1996's Crimson they were recording full-on
progressive metal. Crimson was a 40-minute concept album consisting entirely of one track, concerning a post-apocalyptic future in which
mankind had lost the ability to breed. After one more album, 1997's Infernal, guitarist/vocalist/songwriter Dan Swanö left the band, and his
departure is generally associated with a decline in quality in the band's material. Swanö was replaced by Robert Karlsson, the singer of Pan-thy.
monium (a side-project in which Swanö was also involved), but after one more album, the same year's Cryptic, the band split up. In 2003,
Swanö reconvened the outfit as a one-man band and recorded a sequel to Crimson, naturally entitled Crimson II, which is also a tribute album
for the fallen death metal icon, Chuck Schuldiner. Immediately after, he re-dissolved the project, and it has been silent since.

During 2011-2012 Swanö re-mastered and re-released the Kur-Nu-Gi-A demo to his liking as what he wanted them to sound like.